1    /* 
2     * Program that paints 100 red, yellow and orange balloons in a blue sky. 
3     *  It will feature commands. 
4     */
5    
6    package npw;
7    
8    import java.awt.Color;
9    import java.util.Random;
10   import javax.swing.SwingUtilities;
11   import painter.SPainter;
12   import shapes.SCircle;
13   import shapes.SSquare;
14   
15   public class Balloons {
16   
17       //REQUIRED INFRASTRUCTURE
18   
19       public Balloons() {
20           paintTheImage();
21       }
22   
23       public static void main(String[] args) {
24           SwingUtilities.invokeLater(new Runnable() {
25               @Override
26               public void run() {
27   
28                   new Balloons();
29               }
30           });
31       }
32   
33       //THE PAINTER DOING ITS THING
34   
35   
36       private void paintTheImage() {
37           SPainter painter = new SPainter("Balloons", 600, 600);
38           paintSky(painter); //ask IntelliJ to generate the stub
39   
40           int nrOfBalloons = 100;
41           paintBalloons(painter,nrOfBalloons); //ask IntelliJ to generate the stub
42       }
43       private void paintSky(SPainter painter) {
44           painter.setColor(Color.BLUE);
45           SSquare sky = new SSquare(2000);
46           painter.paint(sky);
47       }
48   
49       private void paintBalloons(SPainter painter, int nrOfBalloons) {
50           int i = 1;
51           while ( i <= nrOfBalloons) {
52               paintOneBalloon(painter); //ask IntelliJ to generate the stub
53               i = i + 1;
54           }
55       }
56       private void paintOneBalloon(SPainter painter) {
57           Random rgen = new Random();
58           int rn = rgen.nextInt(3);
59           if ( rn == 0 ) {
60               painter.setColor(Color.RED);
61           } else if ( rn == 1 ) {
62               painter.setColor(Color.ORANGE);
63           } else {
64               painter.setColor(Color.YELLOW);
65           }
66           painter.move();
67           int balloonRadius = 20;
68           SCircle balloon = new SCircle(balloonRadius);
69           painter.paint(balloon);
70           painter.setColor(Color.BLACK);
71           painter.draw(balloon);
72       }
73   }
74